Home / 724,270.40-1,086,405.60-537,646.40

Finding the Fourth Proportional to 724,270.40, 1,086,405.60 and 537,646.40

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Solution

The fourth proportional to 724,270.40, 1,086,405.60 and 537,646.40 is: 806,469.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,270.40 : 1,086,405.60 = 537,646.40 : x
  2. Step 2: Convert to fraction form
    724,270.40/1,086,405.60 = 537,646.40/x
  3. Step 3: Cross multiply
    724,270.40x = 1,086,405.60 × 537,646.40
  4. Step 4: Simplify right side
    724,270.40x = 584,102,059,779.84
  5. Step 5: Solve for x
    x = 584,102,059,779.84/724,270.40
  6. Step 6: Final answer
    x = 806,469.60

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.